1990's CRS Publication Bibliography
CRS
- Cosmic Ray Investigation
2000's
| 1990's | 1980's
| 1970's
1999
Cummings,
A.C., and E.C. Stone, "Anomalous Cosmic Rays: Observations,"
Adv. In Space Res., Vol.23, No. 3, p. 509-520, 1999.
Cummings,
A.C., and E.C. Stone, "Radial Interplanetary Mean Free
Paths Inferred from Anomalous Cosmic Ray Observations in
the Outer Heliosphere," Proc. 26th Intl. Cosmic
Ray Conf., Salt Lake City, Vol. 7, p. 496-499, 1999.
Cummings,
A.C., E.C. Stone, and C.D. Steenberg, "Composition of
Anomalous Cosmic Rays and Other Ions from Voyager Observations,"
Proc. 26th Intl. Cosmic Ray Conf., Salt
Lake City, Vol.7, p. 531-534, 1999.
Lockwood,
J.A. and W.R. Webber, "Determining the Scale Size of
the Heliosphere Using Global Cosmic Ray Transient Decreases,"
Proc. 26th Intl. Cosmic Ray Conf., Salt
Lake City, Vol.6, p 544-547, 1999.
Lockwood,
J.A. and W.R. Webber, "A New Look at the >70 MeV
Cosmic Ray Radial Gradients in the Heliosphere Measured
by the IMP, Voyager and Pioneer Spacecraft," Proc. 26th
Intl. Cosmic Ray Conf., Salt Lake City, Vol. 7, p 250-253,
1999.
Lukasiak,
A., F.B. McDonald, W.R. Webber, A.C. Cummings, E.C. Stone,
N. Lal, "The Voyager Electron Telescope – A Status Report,"
26th Proc. Intl. Cosmic Ray Conf., Salt
Lake City, Vol.3, p 65-68, 1999.
Lukasiak,
A., F.B. McDonald, and W.R. Webber, "Voyager Measurements
of the Charge and Isotopic Composition of Cosmic Ray Li,
Be and B Nuclei and Implications for Their Production in
the Galaxy," Proc. 26th Intl. Cosmic Ray Conf.,
Salt Lake City, Vol. 3, p. 41-44, 1999.
McDonald,
F.B., Z. Fujii, P. Ferrando, B. Heber, A. Raviart, H. Kunow,
et. Al, "Studies of the Cosmic Ray Radial and Latitudinal
Intensity Gradients over the Cycle 22 Solar Minimum Period,"
COSPAR Proc. 1998, to appear in Adv. In Space
Res., 1999.
McDonald,
F.B., A.C. Cummings, B. Heikkila, N. Lal, and E.C. Stone,
"The Relative Recovery of Galactic and Anomalous Cosmic
Rays in the Distant Heliosphere: Evidence for Modulation
in the Heliosheath," in preparation, 1999.
Steenberg,
C.D., A.C. Cummings, E.C. Stone, "Drift Calculations
of the Modulation of Anomalous Cosmic Rays During the 1998
Solar Minimum Period," Proc. 26th Intl. Cosmic
Ray Conf., Salt Lake City, Vol.7, p. 593-596, 1999.
Stone,
E.C., and A.C. Cummings, "A Tilt Model for Anomalous
Cosmic Rays and the Location of the Solar Wind Termination
Shock," Proc. 26th Intl. Cosmic Ray Conf.,
Salt Lake City, Vol. 500-503, 1999.
Stone,
E.C., and A.C. Cummings, "Estimating Characteristics
of the Heliosphere Using Anomalous Cosmic Ray Observations
at Solar Maximum," Proc. Solar Wind 9, Amer. Inst. Of
Physics (AIP), Vol. 471, p. 201-204, 1999.
Stone,
E.C. , A.C. Cummings, D.C. Hamilton, M.E. Hill, S. M. Krimigis,
"Voyager Observations of Anomalous and Galactic Cosmic
Rays During 1998," Proc. 26th Intl. Cosmic
Ray Conf., Salt Lake City, Vol.7, p. 551-554,
1999.
Webber,
W.R. and J.A. Lockwood, "A New Look at the >70 MeV
Cosmic Ray Radial Gradienta in the Heliosphere Measured
by Spacecraft," J. Geophys. Res., Vol. 104, p. 2487,
1999.
1998
Cummings,
A.C., and E.C. Stone, "Anomalous Cosmic Rays and Solar
Modulation," Space Sci. Rev, Vol. 83, pp. 51-62,
1997.
Klecker,
G., R.A. Mewaldt, A.C. Cummings, "Anomalous Cosmic Rays,
Report of Working Group 3," Sp. Sci. Rev., Vol. 83,
p. 259-308, 1998.
Marsden,
R.G., A.C.Cummings, B. Klecker, L.J. Lanzerotti, J.E. Mazur,
R.B. McKibben, R.A. Mewaldt, K.J. Trattner, "Anomalous
Cosmic Ray Data Sets," Sp. Sci. Rev., Sub-article
2, Vol. 83, p. 263-269, 1998.
McDonald,
F.B., N. Lal, and R.E. McGuire, "Cosmic Ray Recovery
and Solar Minimum Phase of Solar Cycle 22: An Interim Report,"
J. Geophys. Res., Vol. 103, p. A1, 1998.
Soutoul,
A. and W.R. Webber, "Evidence from the Voyager and ISEE-3
Spacecraft Data from the Decay of Secondary K-Capture Isotopes
During the Propagation of Cosmic Rays in the Galaxy," Astron.
and Astorphys., Vol. 336, p. L61, 1998.
Steenberg,
C.D., H. Moraal, F.B. McDonald, "Modulation of the Anomalous
and Galactic Components of Cosmic Ray H and He as described
by a Full-Drift Two-Dimensional Acceleration Model," Sp.
Sci. Rev., Sub-article 3, Vol. 83, p. 269-278, 1998.
Webber,
W.R., "A New Estimate of the Local Interstellar Energy
Density and Ionization Rate of Cosmic Rays," Astrophys.
J., Vol. 506, p. 329, 1998.
Webber,
W.R., J.R. Jokipii, J. Kota, J.A. Lockwood, C.d.steenberg,
H. Moraal, M. Potgieter, J.A. LeRoux, F.B. McDonald, A.C.
Cummings, E.C. Stone, "Anomalous Cosmic Rays and the
22 Year Solar Modulation Cycle," Sp. Sci. Rev., Vol.
83, p. 194-199, 1998.
Webber,
W.R. and J.A. Lockwood, "The Inner-Heliosphere-Outer
Heliosphere Comparison for Cosmic Ray Modulation," Sp.
Sci. Rev., Vol. 83, p. 159-167, 1998.
Zhang,
M., J.A. Simpson, H. Kunow, J.R. Jokipii, M.S. Potgieter,
R.A. Burger, A.C. Cummings, "Implications of 26-Day
Variations for the Global Modulation," Sp. Sci. Rev.,
Vol. 83, p. 203-207, 1998.
1997
Cummings,
A.C., E.C. Stone, and W.R. Webber, "Intensity Gradients
of Anomalous Cosmic Ray Oxygen Throughout the Heliosphere,"
Proc. 25th Intl. Cosmic Ray Conf., Vol.
2, p. 228-231, 1997.
Cummings,
A.C., and E.C. Stone, "Rigidity Dependence of the Interplanetary
Mean Free Path," Proc. 25th Intl. Cosmic Ray
Conf., Vol. 2, p. 329, 1997.
Fujii,
Z., and F.B. McDonald, "The Radial Intensity Gradients
of Galactic Cosmic Rays (1972-1995) in the Heliosphere",
J. Geophys. Res., Vol. 102, A11, p. 24201, 1997.
Haasbroek,
L.J., M.S. Potgieter, and J.A. Le Roux, "Acceleration
of Galactic and Jovian Electrons at the Heliospheric Solar
Wind Termination Shock," Adv. Space Res., Vol.19,
pp (6)953-956, 1997.
Le
Roux, J.A., and H. Fichtner, "A Self-consistent determination
of the Heliospheric Termination Shock Structure in the Presence
of Pickup, Anomalous and Galactic Cosmic Ray Protons," J.
Geophys. Res., Vol. 102, pp. 17365-17380, 1997.
Le
Roux, J.A., and H. Fichtner, "The Influence of Pick-up,
Anomalous and Galactic Cosmic Ray Protons on the Structure
of the Heliospheric Shock - A Self-consistent Approach,"
Astrophys. J. Lett., Vol. 477, pp. L115-L118, 1997.
Lockwood,
J.A. and Webber, W.R., "A Comparison of Cosmic Ray Intensities
Near the Earth in 1976, 1987 and During 1995 and 1996,"
J. Geophys. Res., Vol. 102, pp. 24221-24228, 1997.
Lukasiak,
A., F.B. McDonald, and W.R. Webber, "Study of Elemental
and Isotopic Composition of Cosmic Ray Nuclei Ca, Ti, V,
Cr, Mn and Fe," Proc. 25th Intl. Cosmic Ray
Conf., Vol. 3, p. 357-360, 1997.
Lukasiak,
A., F.B. McDonald, W.R. Webber and P. Ferrando, "Voyager
Measurements of the Isotopic Composition of Fe, Co and Ni
Nuclei--Implications for the Nucleosynthesis and Acceleration
of Cosmic Rays," Adv. Space Res., Vol. 19, p. 747,
1997.
Lukasiak,
A., F.B. McDonald, and W.R. Webber, "Voyager Measurements
of the Isotopic Composition of Li, Be and B Nuclei," Proc.
25th Intl. Cosmic Ray Conf., Vol. 3, p. 389-392,
1997.
Lukasiak,
A., F.B. McDonald, W.R. Webber, and P. Ferrando, "Voyager
Measurements of the Mass Composition of Cosmic Ray Ne, Mg,
Si, and S Nuclei - Implications for the Nucleosynthesis
and Acceleration of Cosmic Rays," Astrophys. J.,
Vol. 476, p. 766, 1997
Lukasiak,
A., F.B. McDonald, and W.R. Webber, "Voyager Measurements
of the Mass Composition of Cosmic Ray Ca through Fe Nuclei",
submitted to Astrophys. J., Vol. 488, p. 454, 1997.
McDonald,
F.B., P. Ferrando, B. Heber, et. al., "A Comparative
Study of Cosmic Ray Radial and Latitudinal Gradients in
the Inner and Outer Heliosphere," accepted in J. Geophys.
Res., Vol. 102, A3, p. 4643, 1997.
Ptuskin,
V.S., S.I. Rogovaya, V.N. Zirakashvili, and J.A. Le Roux,
"Dissipation of Interplanetary Turbulence by Pick-up Ions,"
Adv. Space Res., in press, 1997.
Stone,
E.C., A.C. Cummings, "Evidence for Anomalous Cosmic
Ray S, Si, and Fe in the Outer Heliosphere and for A Non-ACR
Source of S at 1 AU," Proc. 25th Intl. Cosmic
Ray Conf., Vol. 2, p. 289, 1997.
Stone,
E.C., A.C. Cummings, "Evolution of the Energy Specta
of Anomalous Cosmic Rays in the Outer Heliosphere," Proc.
25th Intl. Cosmic Ray Conf., Vol. 2, p. 253,
1997.
Webber,
W.R., and J.A. Lockwood, "The Inner Heliosphere-Outer
Heliosphere Comparison for Cosmic Ray Modulation," Workshop
on Cosmic Ray Modulation, Space Sci. Rev., Vol. 19,
pp. (6)945-948, 1997.
Webber,
W.R., and J.A. Lockwood, "The Intensities of Anomalous
and Galactic Cosmic Rays in the Outer Heliosphere Near the
Heliospheric Equator in 1987 and During the Period from
1994-1996," J. Geophys. Res., Vol. 102, pp. 9773-9779,
1997.
Webber,
W.R., A. Lukasiak, and F.B. McDonald, "Voyager Measurements
of the Mass Composition of Cosmic Ray Ne, Mg, Si and S Nuclei,"
Astrophys. J, Vol. 476, p. 766, 1997.
1996
Cummings,
A.C., and E.C. Stone, "Composition of Anomalous Cosmic
Rays and Implications for the Heliosphere." Space Sci.
Rev., Vol. 78, p. 117, 1996.
Fichtner,
H., J.A. Le Roux, U. Mall, and D. Rucinski, "On the
Transport of Pick-up Ions in the Heliosphere," Astronom.
and Astrophys., Vol. 314, pp. 650-662, 1996.
Le
Roux, J.A., M.S. Potgieter, and V.S. Ptuskin, "A Transport
Model for the Diffusive Shock Acceleration and Modulation
of Anomalous Cosmic Rays in the Heliosphere," J. Geophys.
Res., Vol. 101, pp. 4791-4803, 1996.
Lockwood,
J.A. and Webber, W.R., "Comparison of the Rigidity Dependence
of the 11-year Cosmic Ray Variation at the Earth in Two
Solar Cycles of Opposite Magnetic Polarity," J. Geophys.
Res., Vol. 101, pp. 21,573-21,580, 1996.
Rucinski,
D., A.C. Cummings, G. Gloeckler, A.J. Lazarus, E. Mobins,
and M. Witte, "Ionization Processes in the Heliosphere
- Rates and Methods of Their Determination," Space Sci.
Rev., Vol. 78, p. 73, 1996.
Stone,
E.C., A.C. Cummings, and W.R. Weber, "The Distance to
the Solar Wind Termination Shock in 1993 and 1994 from Observations
of Anomalous Cosmic Rays," J. Geophys. Res., V.101,
N.A5, P. 11017, 1996.
Webber,
W.R., A. Lukasiak, and F.B. McDonald, "New High-Statistical
--High-Resolution Measurements of the Cosmic Ray CNO Isotopes
from a 17 Year Study Using the Voyager 1 and 2 Spacecraft,"
Astrophys. J., Vol. 457, p. 435, 1996.
1995
Christian,
E.R., A.C. Cummings, and E.C. Stone, "Observations of
Anomalous Cosmic-Ray Hydrogen from the Voyager Spacecraft,"
Astrophys. J. Lett, Vol. 446, L105, 1995.
Cummings,
A.C. and E.C. Stone, "Elemental Composition of the Anomalous
Cosmic Ray Component," 24th Intl. Cosmic Ray Conf.,
Vol. 4, p. 497, 1995.
Cummings,
A.C., J. Cummings, R.A. Mewaldt, E.C. Stone, B. Blake, M.
Fraenz, D. Hovestadt, and W. Webber, "Observations of
Anomalous Cosmic Rays in the Heliosphere from the SAMPEX,
Ulysses, Voyager and Pioneer Spacecraft," Adv. Space
Res., Vol. 16, No. 9, p. 337, 1995.
Haasbroek,
L.J., M.S. Potgieter, and J.A. Le Roux, "A Computer
Simulation of Large Cosmic Ray Decreases and their Effects
on the Declining Modulation," Adv. Space Res., Vol.
16, No. 9, pp. 209-212, 1995.
Jokipii,
J.R. and F.B. McDonald, "Quest for the Limits of the
Heliosphere," Sci. Am., Vol. 472, No. 4, pp. 58-63,
1995.
Le
Roux, J.A. and M.S. Potgieter, "The Simulation of Complete
11 and 22 year Modulation Cycles for Cosmic Rays in the
Heliosphere using a Drift Model with Global Merged Interaction
Regions," Astrophys. J., Vol. 442, pp. 847-851, 1995.
Le
Roux, J.A. and V.S. Ptuskin, "Galactic Cosmic Ray Mediation
of a Spherical Solar Wind Flow. I. The Steady State Cold
Gas Hydrodynamical Approximation," Astrophys. J.,
Vol. 438, pp. 427-433, 1995.
Le
Roux, J.A. and V.S. Ptuskin, "Galactic Cosmic Ray Mediation
of a Spherical Solar Wind Flow. II. The Steady State Hydromagnetic
Approximation," Astrophys. J., Vol. 452, pp. 423-433,
1995.
Lockwood,
J.A. and W.R. Webber, "An Estimate of the Location of
the Modulation Boundary for E70 MeV Galactic Cosmic Rays
Using Voyager and Pioneer Spacecraft Data," Astrophys.
J., Vol. 442, p. 852, 1995.
McDonald,
F.B., A. Lukasiak, and W.R. Webber, "Pioneer 10 and
Voyager I Observations of Anomalous Cosmic Ray Hydrogen
in the Outer Heliosphere," Astrophys. J., Vol. 446,
pp. L101-L104, 1995.
Seo,
E.S. and F.B. McDonald, "Cosmic Ray H and He Isotopes
in the Outer Heliosphere in 1994," Astrophys. J. Lett.,
Vol. 451, L33-L35, 1995.
Stone,
E.C., A.C. Cummings, and W. Webber, "Evolution of the
Energy Spectra of Anomalous Cosmic Rays in the Outer Heliosphere
and the Distance to the Solar Wind Termination Shock," 24th
Intl. Cosmic Ray Conf., Vol. 4, p.792, 1995.
Stone,
E.C., A.C. Cummings, and W. Webber, "Radial and Latitudinal
Gradients of Anomalous Cosmic Rays in the Outer Heliosphere,"
24th Intl. Cosmic Ray Conf., Vol. 4, p.796, 1995.
Stone,
E.C., and A.C. Cummings, "The Energy Spectra of Anomalous
Cosmic Rays in the Outer Heliosphere During 1991-1994,"
Adv. Space Res., Vol. 16, No. 9, p. 363, 1995.
Webber,
W.R. and J.A. Lockwood, "Intensity Variations of >
70 McV Cosmic Rays Measured by Pioneer 10, Voyager 1 &
2 and IMP in the Heliosphere During the Recovery Period
from 1992-1995," Geophys. Res. Lett., Vol. 22, No.
19, pp. 2669-2672, October 1995.
1994
Cummings,
A.C., E.C. Stone and W.R. Webber, "The Distance to the
Solar Wind Termination Shock and the Source Flux of Anomalous
Cosmic Rays During 1986-1988," J. Geophys. Res.,
99, p. 11547, 1994.
Lukasiak,
A., F.B. McDonald and W.R. Webber, "Voyager Measurements
of the Isotopic Composition of Cosmic Ray Aluminum and Implications
for the Propagation of Cosmic Rays," Astrophys. J. Lett.,
Vol. 430, p. L69, 1994.
Lukasiak,
A., P. Ferrando, F.B. McDonald and W.R. Webber, "Cosmic
Ray Isotopic Composition of C, N, 0, Ne, Mg, Si Nuclei in
the Energy Range 50- 200 MeV/nuc Measured by the Voyager
Spacecraft during the Solar Minimum Period," Astrophys.
J., Vol. 426, p. 366, 1994.
Lukasiak,
A., P. Ferrando, F.B. McDonald, and W.R. Webber, "The
Isotopic Composition of Cosmic Ray Beryllium and Its Implication
for the Cosmic Rays Age," Astrophys. J., Vol. 423,
p. 426, 1994.
Lukasiak,
A., P. Ferrando, F.B. McDonald and W.R. Webber, "The
Isotopic Composition of Cosmic Ray Carbon, Nitrogen, Oxygen,
Neon, Magnesium and Silicon Measured on the Voyager Spacecraft,"
Astrophys. J., Vol. 424, 1994.
McDonald,
F.B., A. Barnes, L.F. Burlaga, P. Gazis, J. Mihalov and
R.S. Selesnick, "The Effects of the Intense Solar Activity
of March/June 1991 Observed in the Outer Heliosphere," J.
Geophys. Res., Vol. 99, p. 14705, 1994.
Mewaldt,
R.A., A.C. Cummings and E.C. Stone, "Anomalous Cosmic
Rays: Interstellar Interlopers in the Heliosphere and Magnetosphere,"
EOS Transactions-AGU, Vol. 75, No. 16, p. 185, 1994.
Potgieter,
M.S., and J.A. Le Roux, "The Long-Term Heliospheric
Modulation of Galactic Cosmic Rays According to a Time-Dependent
Drift Model with Merged Interaction Regions," Astrophys.
J., Vol. 423, p. 817, 1994.
Selesnick,
R.S. and E.C. Stone, "Radial Diffusion of Relativistic
Electrons in Neptune's Magnetosphere," Geophys. Res.
Lett., Vol. 21, p. 1579, 1994.
Seo,
E.S. and V.S. Ptuskin, "Stochastic Reacceleration of
Cosmic Rays in the Interstellar Medium," Astrophys. J.,
Vol. 431, p. 705, 1994.
Seo,
E.S., F.B. McDonald, N. Lal and W.R. Webber, "A Study
of Cosmic Ray H and He Isotopes at 23 AU," Astrophys.
J., Vol. 432, p. 656, 1994.
Webber,
W.R. and J.A. Lockwood, "Cosmic Ray Transient Decreases
Observed in the Heliosphere at the Earth, Voyagers 1 and
2 and Pioneer 10 from 1987 to 1991 and their Role in the
Overall Intensity Decrease that is Observed," J. Geophys.
Res., Vol. 98, p. 21, 095, 1994.
1993
Cummings,
A.C., E.C. Stone and W.R. Webber, "The Distance to the
Solar Wind Termination Shock During 1986-1988," 23rd
Intl. Cosmic Ray Conf., Vol. 3, p. 411, 1993.
Cummings,
A.C., W.R. Webber and E.C. Stone, "Estimate of the Distance
to the Solar Wind Termination Shock from Gradients of Anomalous
Cosmic Ray Oxygen," J. Geophys. Res., Vol. 98, p.
15165, 1993.
Fujii,
Z. and F.B. McDonald, "A Study of the Properties of
Step Decreases and Global Merged Interaction Regions in
the Long-Term Modulation of Galactic and Anomalous Cosmic
Rays", 23rd Intl. Cosmic Ray Conf., Vol. 3, p. 501,
1993.
Fujii,
Z. and F.B. McDonald, "Radial Gradients of the Galactic
Cosmic Rays Observed from 1978 to 1992," 23rd Intl. Cosmic
Ray Conf., Vol. 3, p. 477 1993.
Le
Roux, J.A. and M.S. Potgieter, "An Explanation for the
Large Step Decreases in Long-Term Cosmic-Ray Modulation:
A Computed Simulation," 23rd Intl. Cosmic Ray Conf.,
Vol. 3, p. 505, 1993.
Le
Roux, J.A. and M.S. Potgieter, "The Simulation of Merged
Interaction Regions in the Outer Heliosphere," Adv. Space
Res., Vol. 13(6), p. 251, 1993.
Le
Roux, J.A. and M.S. Potgieter, "The Simulation of the
1977-1987 Cosmic-Ray Modulation Cycle using a Drift Model
with Global Merged Interaction Regions," 23rd Intl. Cosmic
Ray Conf., Vol. 3, p. 509, 1993.
Looper,
M.D., "Energetic Protons in the Magnetosphere of Neptune,"
Ph.D. Thesis, 1993.
Lukasiak,
P., Ferrando, F.B. McDonald and W.R. Webber, "Cosmic
Ray Isotopic Composition of 6!Z!8 Nuclei in the Energy Range
50-150 MeV/n Measured by the Voyager Spacecraft during the
Solar Minimum and Maximum Periods," 23rd Intl. Cosmic
Ray Conf., Vol. 1, p. 539, 1993.
Lukasiak,
P., Ferrando, F.B. McDonald and W.R. Webber, "The Isotopic
Composition of Cosmic-ray Beryllium at 80 MeV/n, and Its
Implication for the Cosmic Rays Confinement and Age," 23rd
Intl. Cosmic Ray Conf., Vol. 1, p. 523, 1993.
Mauk,
B., S.M. Krimigis, A.F. Cheng, and R.S. Selesnick, "Energetic
Particles and Hot Plasmas of Neptune," Neptune and Triton,
edited by D. Cruikshank, in press, The Univ. of Arizona
Press, Tucson, AZ, 1993.
McDonald,
F.B., A. Barnes, L.F. Burlaga, et. al., "The Effects
of the Intense Solar Activity of March/June 1991 Observed
in the Outer Heliosphere," 23rd Intl. Cosmic Ray Conf.,
Vol. 3, p. 351, 1993.
McDonald,
F.B., N. Lal and R.E. McGuire, "Role of Drifts and Global
Merged Interaction Regions in the Long-Term Modulation of
Cosmic Rays," J. Geophys. Res., Vol. 98, p. 1243,
1993.
McDonald,
F.B., R.E. McGuire and N. Lal, "The Recovery Phase of
the Cosmic Ray Modulation Cycle: The Role of GMIRs and of
Hysteresis Effects," 23rd Intl. Cosmic Ray Conf.,
Vol. 3, p. 521, 1993.
Potgieter,
M.S., J.A. Le Roux, F.B. McDonald and L.F. Burlaga,
"The Causes of the 11-year and 22-year Cycles in Cosmic-Ray
Modulation," 23rd Intl. Cosmic Ray Conf., Vol. 3,
p. 525, 1993.
Potgieter,
M.S., J.A. Le Roux, L.F. Burlaga and F.B. McDonald,
"The Role of Merged Interaction Regions and Drifts in the
Heliospheric Modulation of Cosmic Rays Beyond 20 AU: A Computer
Simulation," Astrophys. J., Vol. 403, p. 760, 1993.
Reinecke,
J.P.L., H. Moraal, and F.B. McDonald, "The Cosmic Radiation
in the Heliosphere at Successive Solar Minima: Steady-State
No-Drift Solutions of the Transport Equation," J. Geophys.
Res., Vol. 98, pp. 9417-9431, 1993.
Selesnick,
R.S., "Micro- and Macro- Signatures of Energetic Charged
Particles in Planetary Magnetospheres," Adv. Space Res.,
Vol. 13, No. 10, p.(10)221, 1993.
Seo,
E.S., F.B. McDonald, N. Lal and W.R. Webber, "Interstellar
Propagation of the Isotopes of H and He," 23rd Intl.
Cosmic Ray Conf., Vol. 1, p. 511, 1993.
Seo,
E.S., F.B. McDonald, N. Lal, and W.R. Webber, "Measurement
of the Cosmic Ray H and He Isotopes at 23 AU," Vol. 23rd
Intl. Cosmic Ray Conf., Vol. 1, p. 507, 1993.
Webber,
W.R. and J.A. Lockwood, "Giant Transient Decreases of
Cosmic Rays in the Outer Heliosphere in September, 1991,"
J. Geophys. Res., Vol. 98, pp. 7821-7825, 1993.
Webber,
W.R. and J.A. Lockwood, "Large Cosmic Ray Transient
decreases observed in the Heliosphere at Earth, Voyagers
1 and 2 and pioneer 10 from 1987 to 1991," J. Geophys.
Res., Vol. 98, pp. 21095-21106, 1993.
Webber,
W.R., J.A. Lockwood and M.A. Lee, "A Simple Response
Function Simulation that Reproduces the Heliospheric 11
year Intensity - Time Variations of 70 MeV Particles Observed
at IMP, Voyager 2 and Pioneer 10," 23rd Intl. Cosmic
Ray Conf., Vol. 3, p. 485, 1993.
1992
Bieber,
J.W., J. Chen, W.H. Matthaeus, C.W. Smith, M.A. Pomerantz,
"Long-Term Variations of Interplanetary Magnetic Field
Spectra with Implications for Cosmic Ray Modulation," J.
Geophys. Res., in press, 1992.
Le
Roux, J.A., M.S. Potgieter, "The Simulated Features
of Heliospheric Cosmic-Ray Modulation with a Time-Dependent
Drift Model. II. On the Energy Dependence of the Onset of
new Modulation in 1987," Astrophys. J., Vol. 390,
1992.
Le
Roux, J.A., M.S. Potgieter, "The Simulated Features
of Heliospheric Cosmic-Ray Modulation with a Time-Dependent
Drift Model. IV. The Role of Heliospheric Neutral Sheet
Deformation," submitted to Astrophys. J., Vol. 390,
1992.
McDonald,
F.B., N. Lal, R.E. McGuire, "The Role of Drifts and
Global Merged Interaction Regions in the Long-Term Modulation
of Cosmic Rays," J. Geophys. Res., in press, 1992.
McDonald.
F.B., H. Moraal, J.P. L. Reinecke, et. al., "The Cosmic
Radiation in the Heliosphere at Successive Solar Minima,"
J. Geophys. Res., Vol. 97, No. A2, pp. 1557-1570,
1992.
Potgieter,
M.S., J.A. Le Roux, "The simulated Features of Heliospheric
Cosmic-Ray Modulation with a Time-Dependent Drift Model.
I. General Effects of the Changing Neutral Sheet Over the
Period 1985-1990," Astrophys. J., Vol. 386, pp. 636-646,
1992.
Potgieter,
M.S., J.A. Le Roux, "The simulated Features of Heliospheric
Cosmic-Ray Modulation with a Time-Dependent Drift Model.
III. General Effects of the Changing Neutral Sheet Over
the Period 1985-1990," Astrophys. J., Vol. 390, 1992.
Potgieter,
M.S., J.A. Le Roux, L.F. Burlaga, F.B. McDonald, "The
Role of Merged Interaction Regions and Drifts in the Helios
Modulation of Cosmic Rays beyond 20 AU: A Computer Simulation,"
Astrophys. J., submitted, 1992.
Selesnick,
R.S., and E.C. Stone, "Energetic Particle Signatures
of Satellites and Rings in Neptune's Magnetosphere," Adv.
Space Res., Vol.12, No. 11, p. 71, 1992.
Selesnick,
R.S., "Magnetic Field Models from Energetic Particle
Data at Neptune," J. Geophys. Res., Vol. 97, No.
A7, p. 10,863, 1992.
1991
Burlaga,
L.F., F.B. McDonald, N.F. Ness, and A.J. Lazarus, "Cosmic
Ray Modulation: Voyager 2 Observations, 1987-1988," J.
Geophys. Res., Vol. 96, p. 3789, 1991.
Cummings,
A.C., E.C. Stone, and W.R. Webber, "Isotopic Composition
of Anomalous Cosmic Ray Neon," 22nd Intl. Cosmic Ray
Conf., Vol. 3, p. 362, 1991.
McDonald,
F.B., and R.S. Selesnick, "Solar/Interplanetary Energetic
Particles in the Outer Heliosphere," 22nd Intl. Cosmic
Ray Conf., Vol. 3, p. 189, 1991.
Moraal,
H., J.R. Jokipii, and R.A. Mewaldt, "Heliospheric Effects
on Cosmic-Ray Electrons," Astrophys. J., Vol. 367,
p. 191, 1991.
Selesnick,
R.S., and E.C. Stone, "Energetic Electrons at Uranus:
Bimodal Diffusion in a Satellite Limited Radiation Belt,"
J. Geophys. Res., Vol. 96, No. A4, p. 5651, 1991.
Selesnick,
R.S., and E.C. Stone, "The Electron Absorption Signature
of 1989 N1," J. Geophys. Res., Vol. 96, p. 19137,
1991.
Selesnick,
R.S., and E.C. Stone, "Neptune's Cosmic Ray Cutoff,"
Geophys. Res. Lett., Vol. 18, No. 3, p. 361, 1991.
Stone,
E.C., A.C. Cummings, and W.R. Webber, "The Physical
Significance of 'Shifted' Gradients and the Location of
the Solar Wind Termination Shock," 22nd Intl. Cosmic
Ray Conf., Vol. 3, p. 386, 1991.
1990
Christian,
E.R., A.C. Cummings, and E.C. Stone, "Evidence for Anomalous
Cosmic Ray Hydrogen," 21st Intl. Cosmic Ray Conf.,
Vol. 6, p. 186, 1990.
Cummings,
A.C. and E.C. Stone, "Elemental Composition of the Very
Local Interstellar Medium as Deduced from Observations of
Anomalous Cosmic Rays," 21st Intl. Cosmic Ray Conf.,
Vol. 6, p. 202, 1990.
Cummings,
A.C., E.C. Stone, and W.R. Webber, "Time Variation of
Radial and Latitudinal Gradients of Anomalous Cosmic Ray
Oxygen in the Outer Heliosphere," 21st Intl. Cosmic Ray
Conf., Vol. 6, p. 190, 1990.
Cummings,
A.C., R.A. Mewaldt, E.C. Stone, and W.R. Webber, "Radial
and Latitudinal Gradients of Anomalous Cosmic Ray Oxygen
and Helium from 1 to ~41 AU," 21st Intl. Cosmic Ray Conf.,
Vol. 6, p. 202, 1990.
Lockwood,
J.A., and W.R. Webber, "Differences in the Solar Modulation
of E60 MeV Cosmic Rays at Earth and 18 AU During a Complete
11-Year Cycle from 1977-1988," J. Geophys. Res., Vol.
95, p. 2427, 1990.
Moraal,
H., "Cosmic Ray Perpendicular Diffusion Coefficient
and Drift Velocity Calculated from Pioneer/Voyager Observations,"
21st Intl. Cosmic Ray Conf., Vol. 6, p. 194, 1990.
Moraal,
H., "Proton Modulation Near Solar Minimum Periods in
Consecutive Solar Cycles," 21st Intl. Cosmic Ray Conf.,
Vol. 6, p. 140, 1990.
Selesnick,
R.S., "Plasma Convection in Neptune's Magnetosphere,"
Geophys. Res. Lett., Vol. 17, No. 10, p. 1681, 1990.
Webber,
W.R., and J.A. Lockwood, "The Onset of the New Solar
Modulation Cycle in 1987-1988 as a Function of Heliocentric
Radius and Latitude," J. Geophys. Res., Vol. 95,
p. 2253, 1990.
Webber,
W.R., M.S. Potgieter, and R.A. Burger, "A Comparison
of Predictions of a Wavy Neutral Sheet Drift Model with
Cosmic Ray Data Over a Whole Modulation Cycle 1976-1987,"
Astrophys. J., Vol. 349, p. 634, 1990.
